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- The procreative blanking plug of the "Y type" pipe string has check valve function and it can conveniently for reverse circulation well cleanup. 型管柱中的生產(chǎn)堵塞器具有單流閥作用,可方便進(jìn)行反循環(huán)洗井;同時(shí),具有獨特外泄壓系統,使堵塞器打撈在壓力平衡狀態(tài)下進(jìn)行,且密封可靠,保證所取資料的準確性。
- In the fabrication of petrochemical plant(pressure vessel),the keys to quality control of bumped head are the diameter calculation of head blanking and its forming. 在石油化工設備壓力容器制造中,對于整體沖壓成形封頭的質(zhì)量控制關(guān)鍵是封頭展開(kāi)下料毛坯直徑展開(kāi)計算和沖壓成形環(huán)節。
- In the fabrication of petrochemical plant (pressure vessel), the keys to quality control of bumped head are the diameter calculation of head blanking and its forming. 摘要在石油化工設備壓力容器制造中，對于整體沖壓成形封頭的質(zhì)量控制關(guān)鍵是封頭展開(kāi)下料毛坯直徑展開(kāi)計算和沖壓成形環(huán)節。
- In the fabrication of pressure vessels for petrochemical equipments,the key to quality control of stamping of head is the calculation of head blank expanding size and the stamping of the head. 在石油化工設備壓力容器制造中,對于整體沖壓成形封頭的質(zhì)量控制關(guān)鍵是封頭展開(kāi)下料毛坯直徑展開(kāi)計算和沖壓成形環(huán)節。
- FLOW CHARACTERISTIC ANALYSIS OF CONSTANT FLUX BLANKING PLUG 恒流堵塞器的流量特性分析
- Performance study of blanking plug for quantitative water injection 定量注水堵塞器的性能研究
- She nestled her head on his shoulder. 她將頭依偎在他的肩上。
- Bond Graph Modeling and Parameters Analysis of Constant Flow Blanking Plug 恒流堵塞器的建模和參數分析
- We can compute the circular area with radius. 我們能用半徑計算出圓的面積。
- The full moon has a circular form. 滿(mǎn)月呈圓形。
- The deer lowered its head to drink from the pond. 鹿低下頭去喝池塘里的水。
- He gave the little boy a clout on the head. 他在那小男孩的頭部打了一下。
- I'm not satisfied with his circular explanation. 我不滿(mǎn)意他拐彎抹角的解釋。
- I saw the small girl topple over and hit her head. 我看見(jiàn)那小女孩栽了一跤，碰著(zhù)了頭。
- The full moon has a circular shape. 滿(mǎn)月呈圓形。
- The organization issues a circular every month. 該組織每月發(fā)一份通告。
- I was dazed by the blow on my head. 我的頭挨了一擊而覺(jué)得暈眩。
- She leaned her head back and whispered the news. 她向后仰著(zhù)頭，小聲說(shuō)出了這個(gè)消息。
- The horse kicked its fallen rider about the head. 那匹馬亂踢從它背上掉下來(lái)的騎手的頭部。
- Something of circular form; a circle or an orbit. 圓形物體圓形物體; 圓圈或環(huán)形軌道
